Brocade 6910 Ethernet Access Switch Configuration Guide (Supporting R2.2.0.0) - Manual (Page 1122)

1066 Brocade 6910 Ethernet Access Switch Configuration Guide
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Using the Ping Function
Showing the MTU for Responding Destinations
Use the IP > IPv6 Configuration (Show MTU) page to display the maximum transmission unit (MTU)
cache for destinations that have returned an ICMP packet-too-big message along with an
acceptable MTU to this switch.
CLI References
• “show ipv6 mtu” on page 616
Parameters
These parameters are displayed:
Interface
To show the MTU reported from other devices:
1. Click IP, IPv6 Configuration.
2. Select Show MTU from the Action list.
FIGURE 344 Showing Reported MTU Values
Using the Ping Function
Use the IP > General > Ping page to send ICMP (IPv4) or ICMPv6 (IPv6) echo request packets to
another node on the network.
CLI References
• “ping” on page 601
• “ping6” on page 621
Parameters
These parameters are displayed:
Ping Mode
• IPv4
TABLE 184 Show MTU - display description
Field Description
MTU Adjusted MTU contained in the ICMP packet-too-big message returned from this
destination, and now used for all traffic sent along this path.
Since Time since an ICMP packet-too-big message was received from this destination.
Destination Address Address which sent an ICMP packet-too-big message.